After the military withdrew from the grounds, the city bought the land in 1907. The park has been redesigned for the "Bundesgartenschau" (National Garden Fair) in 1957. In 1971 a second BUGA was held at the Rheinpark. There is a link via the "Rhein-Seilbahn" (ropeway) to the ZOO across the Rhein river.
The "Botanical Garden" was founded by the "Flora AG" in 1863. The generous citizens of the Flora AG were supported by Empress Augusta. The famous landscape architect "Peter Joseph Lenné" design the garden.
The "Aachener Weiher" is part of the green belt of Cologne, which developed after the first world war along the former fortifications. Even if you can not swim in the pond, it is a popular place to relax. One of the most beautiful places in Cologne is the beer garden at the Aachener Weiher.
The Japanese Garden in Leverkusen was created in 1912 on the property of the Bayer AG. The Japanese garden is an oasis of relaxation with ponds, bridges and sculptures. The garden is one of the attractions of Leverkusen. It is one of the most beautiful Japanese Gardens in Europe.